Question

$o$ -Xylene $\underset{\Delta }{\overset{HN{O}_3}{\to }}X\underset{H_{2}S{O}_4}{\overset{\text{Phenol}}{\to }}Y$ The product $Y$ is

• A. phthalic acid
• B. isophthalic acid
• C. phenolphthalein
• D. $o$ -hydroxysulphonic acid

Answer 1

Answer: (C)

Correct answer is (c) phenolphthalein